Cape Sable Weather Forecast

    • 74
    • 79

    Isolated Thunderstorms

    • 74
    • 81

    Mostly Sunny

    • 75
    • 80

    Breezy

    • 75
    • 80

    Breezy

    • 74
    • 79

    Mostly Sunny

    • 75
    • 79

    Mostly Sunny

Today 31 Mar Mainland Monroe

Mostly sunny. Patchy fog in the morning. A slight chance of Showers in the afternoon. Highs in the upper 80s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 31 Mar Mainland Monroe

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Sable Temperature Statistics

March Temperature

The Florida Keys - Marathon International Airport (26.7 miles)

  • Lowest 7 March, 2025

    59.6 °F

  • Average March

    74.3 °F

  • Highest 26 March, 2025

    83.6 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (26.7 miles)

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  • Average Low 2020–2025

    75.3 °F

  • Average 2020–2025

    80 °F

  • Average High 2020–2025

    85.3 °F
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